SAP ABAP Function Module WLF_INVOICE_GET_NEW_CON_NUMBER (Nummernvergabe für Belegkonditionen durchführen) is using

• Data Element (2)
• Table/Structure Field (12)
• Function Module (1)
• Message Class (1)
• Message Number (4)
• Table (2)

#	Object Type	Object Name	Object Description	Note
1	Message Number	WS - 401	All the numbers in the range object &1 have been used
2	Message Number	WS - 402	Number range object &1 is not maintained
3	Message Number	WS - 403	An internal error occurred for number range object &1
4	Message Number	WS - 404	The same document number has been assigned more than once